

| Models | Cylinder arrangement/ number | Displacement (cc) | Rated torque (kW at rpm)[1] | Maximum speed (km/h) | Fuel consumption combined (l/100 km)[2] | CO2 emissions combined (g/km)[2] |
|---|---|---|---|---|---|---|
| CLS 350 BlueEFFICIENCY | V6 | 3498 | 225/6500 | 250[3] | 7.4–7.3 | 172–169 |
| CLS 500 BlueEFFICIENCY | V8 | 4663 | 300/5000–5750 | 250[3] | 9.3–9.2 | 216–214 |
| CLS 500 4MATIC BlueEFFICIENCY | V8 | 4663 | 300/5000–5750 | 250[3] | 9.9–9.8 | 231–229 |
| CLS 63 AMG | V8 | 5461 | 410/5250–5750 | 250[3] | 10.1 | 235 |
The new CLS Shooting Brake boasts high efficiency with its 6- and 8-cylinder petrol engines from the BlueDIRECT engine family.Thanks to innovative engine technologies such as direct petrol injection and fast, precise-operation injectors, a significant reduction in fuel consumption and emissions has been brought about.
The BlueDIRECT V6 engine that powers the CLS 350 BlueEFFICIENCY was developed using lightweight materials consistently. It features spray-guided direct petrol injection with piezo injectors, four valves per cylinder and adjustable intake and exhaust camshafts. Comprehensive conservation of resources. The energy efficiency of the auxiliary systems has also been improved. The CLS 350 BlueEFFICIENCY saves fuel, reduces CO2 emissions and enhances smooth running characteristics.
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The innovative BlueDIRECT V8 engine stands for effortless superiority in every handling situation. The engines from the new BlueDIRECT engine family feature reduced consumption and consequently low emissions . Lightweight materials are used throughout and engine displacement has been lowered (downsizing).
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The AMG 5.5 litre V8 biturbo engine in the CLS 63 AMG generates an output of 386 kW and has a maximum torque rating of 700 Nm.
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[1] Figures for rated output and rated torque in accordance with Directive 80/1269/EEC in the currently applicable version.
[2] The figures shown for fuel consumption and CO2 emissions were obtained in accordance with the prescribed measuring process (Regulation [EC] 715/2007 in its currently applicable version). The figures are not based on an individual vehicle and do not constitute part of the product offer; they are provided solely for purposes of comparison between different vehicle models
[3] Electronically limited

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